.sass-zero-references.scss in sass-zero-1.1.5 vs .sass-zero-references.scss in sass-zero-1.1.6

@@ -307,12 +307,10 @@
 $opacity-80:  0.8;
 $opacity-90:  0.9;
 $opacity-95:  0.95;
 $opacity-100: 1;
 
-@function ring($width: 2px, $color: rgba($blue-500, 0.5), $offset-width: 0px, $offset-color: $white, $inset: false) {}
-
 // *******************************************************************
 // filters.scss
 // *******************************************************************
 
 $blur-none: blur(0);
@@ -376,14 +374,14 @@
 
 // *******************************************************************
 // flex.scss
 // *******************************************************************
 
-$flex-1:       1 1 0%;
-$flex-auto:    1 1 auto;
-$flex-initial: 0 1 auto;
-$flex-none:    none;
+$flex-1:       1 1 0%;   // Allow grow and shrink, ignoring its initial size.
+$flex-auto:    1 1 auto; // Allow grow and shrink, considering its initial size.
+$flex-initial: 0 1 auto; // Allow shrink but not grow, considering its initial size.
+$flex-none:    none;     // Prevent grow or shrink.
 
 $flex-grow-0: 0;
 $flex-grow:   1;
 
 $flex-shrink-0: 0;
@@ -734,5 +732,6 @@
 @mixin subpixel-antialiased {}
 @mixin ellipsis {}
 @mixin outline-none {}
 @mixin progress-bar {}
 @mixin make-container($padding-x: $size-4) {}
+@mixin gradient($direction, $from, $to: transparent, $via: null) {}